Shaving head for a dry-shaving apparatus

Details Shaving head for a dry-shaving apparatus Shaving head for a dry-shaving apparatus

1987-09-29

1990-05-29

Watts, Douglas D.

Cutlery

Razors

With cooperating shearing blades

3034651, B26B 1902

Patent

active

049283898

ABSTRACT:
In a shaving head (4) for a dry-shaving apparatus comprising a shaving-head frame (5) for detachably mounting an arcuate shear foil (6) which at both ends of at least one of its two longitudinal edges (7, 8) comprises projections (11, 12, 13, 14) associated with slots (22, 23) in the adjacent side walls (20, 21) of the shaving-head frame, into which slots the projections can be inserted when the shear foil is mounted on the shaving-head frame, the shear foil being secured to the shaving-head frame by means of at least one raised portion (26, 27, 28) which comprises at least one ramp (29) which is upwardly inclined in the direction of insertion, which projects from the shaving-head frame, and which engages beneath the relevant longitudinal edge of the shear foil, at least one such raised portion on the longitudinal member of the shaving-head frame adjacent the relevant longitudinal edge of the shear foil is arranged at a distance from the slots in the side walls of the shaving-head frame which constitute the lateral guide means for the projections on the shear foil, said raised portion comprising a further ramp (30) which is downwardly inclined in the direction of insertion and which substantially adjoins the ramp (29) which is upwardly inclined in the direction of insertion.

REFERENCES:
patent: 4009518 (1977-03-01), Locke et al.

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